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IFM NS501A
NS501A
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Description
For applications in hazardous areas
For connection to intrinsically safe circuits
Particularly space-saving rectangular housing
For use where space is restricted
Very high switching frequency
Specification
Product characteristics
| Electrical design | NAMUR |
|---|---|
| Output function | normally closed |
| Sensing range[mm] [mm] | 2 |
| Housing | rectangular |
| Dimensions[mm] [mm] | 27.8 x 10.2 x 16 |
Electrical data
| Connection to switching amplifiers | yes |
|---|---|
| Switching amplifiers | connection to certified intrinsically safe circuits with the max. values: U = 15 V / I = 50 mA / P = 120 mW |
| Nominal voltage DC[V] [V] | 8.2; (1kΩ) |
| Supply voltage DC[V] [V] | 7.5...30; (when used outside the hazardous area) |
| Current consumption[mA] [mA] | < 1; (disabled; conductive: > 2,1) |
| Protection class | III |
Outputs
| Electrical design | NAMUR |
|---|---|
| Output function | normally closed |
| Permanent current rating of switching output DC[mA] [mA] | 30; (when used outside the hazardous area) |
| Switching frequency DC[Hz] [Hz] | 800 |
Detection zone
| Sensing range[mm] [mm] | 2 |
|---|---|
| Real sensing range Sr[mm] [mm] | 2 ± 10 % |
Accuracy / deviations
| Correction factor | steel: 1 / stainless steel: 0.7 / brass: 0.5 / aluminium: 0.4 / copper: 0.3 |
|---|---|
| Hysteresis[% of Sr] [% of Sr] | 1...15 |
| Switch point drift[% of Sr] [% of Sr] | -10...10 |
Operating conditions
| Ambient temperature[°C] [°C] | -20...70 |
|---|---|
| Protection | IP 67 |
Tests / approvals
| Approval | PTB 02 ATEX 2217; BVS 04 ATEX E 153 X; IECEX BVS 06.0003X |
|---|---|
| ATEX marking | II 1G Ex ia IIB T6 Ga Ta -20...70°C |
| EMC | EN 60947-5-6 |
| Shock/vibration resistance | 30 g (11 ms) / 10-55 Hz (1 mm) |
| MTTF[years] [years] | 4494 |
Safety classification
| Max. internal capacitance[nF] [nF] | 85 |
|---|---|
| Max. internal inductance[µH] [µH] | 120 |
Mechanical data
| Weight[g] [g] | 206 |
|---|---|
| Housing | rectangular |
| Mounting | flush mountable |
| Dimensions[mm] [mm] | 27.8 x 10.2 x 16 |
| Materials | PBT |
Displays / operating elements
| Display | switching status 1 x LED, red |
|---|---|
| switching status | 1 x LED, red |
Remarks
| Pack quantity | 1 pcs. |
|---|
Electrical connection
| Cable | 12 m, PVC; 2 x 0.14 mm² |
|---|
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